#include "math.h"

/*
 * Potenza
 */
double pow(double x, double exp)
{
	// >_<	
}


/*
 * Radice quadrata
 */
double sqrt(double x)
{
	return pow(x, 0.5);	
}


/*
 * Valore assoluto
 */
double fabs(double x)
{
	return (x * x) / x;
}
